一、采枝技术无论是用扦插苗还是实生苗营造的云南红豆杉人工林,小枝叶药用原料的采收一般从3~4年生开始,这时林木枝叶已相当繁茂,可剪枝收获。1.采收方式。主要有3种:仅修剪小枝;截干采收,截干高度视株高分别为10、15、20厘米:整株掘根采收,由于云南红豆杉苗木(林木)根系紫杉醇含量高,在扦插苗苗期及林木更新时,可整枝采收利用。 First, the harvesting technology Whether the use of cutting seedlings or seedlings to create Yunnan Yew artificial forest, the harvest of small branches of medicinal materials generally from 3 to 4 years old, then the branches and leaves of trees have been quite lush, pruning can be harvested. 1. Harvest methods. There are mainly three kinds: only pruning branches; truncated stem harvest, truncated height depending on the plant height were 10,15,20 cm: whole digging root harvest, the root of Taxus chinensis seedlings (trees) root taxol content is high, at Cutting seedlings and tree renewal, pruning can be harvested.